Wireless Access Point and Network Devices Quiz

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What is the main purpose of a wireless access point?

To connect wireless devices to a wired network (correct)

To act as a security device for the network

To convert analog signals to digital signals

To provide internet access to devices

Which type of modem is designed for a continuous connection?

DSL modem (correct)

Dial-up modem

Analog modem

Fax modem

What is the main purpose of a router in a cable/DSL connection?

To act as a hardware firewall (correct)

To connect multiple devices to the network

To provide internet access

To convert the cable/DSL signal to Ethernet

What is the role of a PBX in a telephone network?

To extend the public telephone network into a business Signup and view all the answers

What is the main function of DOCSIS in cable modem technology?

To include built-in support for security protocols Signup and view all the answers

What is the primary purpose of a modem?

To convert analog signals to digital signals and vice versa Signup and view all the answers

What is the purpose of a NIC in a computer network?

To connect a computer to the network physically Signup and view all the answers

Why have hubs become obsolete in newer networks?

Because they create a single collision domain leading to network congestion Signup and view all the answers

What is a concentrator's main function in a network?

To act as endpoints for specific protocols and manage traffic flows Signup and view all the answers

Why do wireless devices pose additional security concerns in a network?

Because radio waves or infrared allow anyone within range to access data Signup and view all the answers

What aspect makes NICs vulnerable to security threats such as spoofing?

Unique Media Access Control addresses (MAC addresses) Signup and view all the answers

How do concentrators differ from general-purpose servers in network management?

They act as endpoints for specific protocols and offer specialized services Signup and view all the answers

What is the primary security concern with the devices described in the text?

They can be compromised from the outside and used by phone hackers to make phone calls at the business's expense Signup and view all the answers

What type of security device is described in the text for maintaining network infrastructure security?

All of the above Signup and view all the answers

What is the key difference between Network Access Protection (NAP) and Network Admission Control (NAC) as described in the text?

NAP measures the health of a host when it connects to the network, while NAC enforces policies chosen by the network administrator Signup and view all the answers

What is the purpose of the network operations center (NOC) as described in the text?

To observe and interact with the network, using the self-reporting and self-healing nature of network devices to ensure efficient network operation Signup and view all the answers